SamizdatMath

Greetings phrens: this is a 41 page guide to how to think about the basic measures of central tendency in statistics (mean, median, mode and range) beyond the basic recitation of "here's how to do it." If you think about it, statistics is one of the most important and relevant area of mathematics that we teach. It is powerful because it allows us to take large amounts of data and and distilling it down into just a few numbers. However, very often these numbers are either irrelevant, non-repres

Greetings friend & fellow educator, Here we go again: just when you thought you had everything fixed up and all your ducks lined up in a neat little row, I’m back to give you some straight talk about place value, because, as I’m fond of saying, you’re teaching it wrong. Not only are you teaching it wrong, but you probably don’t even understand much of it yourself. Oh, you thought you knew everything, just because you bought a few games and did some random stuff with those silly “foldables” th

This is the most complete guide you will ever own that answers each and every one of the questions you have ever had about teaching subtraction from grades K - 6. I mean, EVERY SINGLE THING YOU EVER WANTED TO KNOW ABOUT TEACHING SUBTRACTION FROM Kindergarten through 6th GRADE. How can this possibly be? Because it's over 75 pages long! This massively documented booklet includes EVERYTHING, including: • Why you should model subtraction beyond "SOAR" * What are the essential properties of subtr

Are you teaching the good old "o of o's" this year? Are you dreading it, because no matter how much "scoot" you play with it, you still don't like teaching it and you don't like your students not understanding it and do you not like re-teaching it? Do you know that there is a different way to teach it so that it is actually fun, interesting and, most of all, relevant? This is 45 pages of detailed information about how you can implement THE MOST AWESOME UNIT ON THE ORDER OF OPERATIONS EVER! I'm

UPDATED DECEMBER 8, 2016: Shout out & props to my 6th Grade Student "Leo' for bringing this up! Leo and I were discussing the problem 5 ÷ 1 1/2. As we worked together, we came up with 2 solutions, both of which were correct! Read the new section I added and make sure you show this to your students: it will enhance both their understanding of division AND fractions! AS OF FEBRUARY 10TH, 2014, THIS PRODUCT NOW HAS 58% MORE CONTENT! If you're developing products for TpT or teaching dividing fr